Alfa Tools General Product Catalog

Round Adjustable Dies

• Used for cutting external right hand threads • Ideal for precision threading with die adjustment made by set screws • Adjustment dies allow the user to under or over cut their threads • For threading where a high-speed steel round adjustable die is desired for improved wear life

High-Speed Steel Standard Thread

Expanded

TPI

STOCK #

TAP SIZE

NC, NF,

13/16" O.D.

1" O.D.

1-1/2" O.D.

2" O.D.

2-1/2" O.D.

3" O.D.

4" O.D.

NS

MACHINE SCREW SIZES

80 64 72 56 64 48 56 40 48 40 44 32 40 32 36 24 32 24 28 20 28 18 24 16 24 14 20 13 20 12 18 11 18 11 16 10 16 14 12 14 12 12 12 12 12 12 9 8 7 7 6 6 5 27 27 18 18 14 14

HSRD90391 HSRD90392 HSRD90393 HSRD90394 HSRD90395 HSRD90396 HSRD90397 HSRD90398 HSRD90399 HSRD90400 HSRD90401 HSRD90402 HSRD90403 HSRD90404 HSRD90405 HSRD90406 HSRD90407 HSRD90408 HSRD90409 HSRD90410 HSRD90411 HSRD90412 HSRD90413

– – – – – – –

– – – – – – – – – – – – – – – – – – –

– – – – – – – – – – – – – – – – – – –

– – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – –

– – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – –

– – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – –

0 1 1 2 2 3 3 4 4 5 5 6 6 8 8

HSRD90414 HSRD90415 HSRD90416 HSRD90417 HSRD90418 HSRD90419 HSRD90420 HSRD90421 HSRD90422 HSRD90423 HSRD90424 – HSRD90425 HSRD90426 HSRD90427 HSRD90428 HSRD90429 HSRD90430 HSRD90431 HSRD90432 HSRD90433 HSRD90434

10 10 12 12

FRACTIONAL

HSRD90435 HSRD90436 HSRD90437 HSRD90438 HSRD90439 HSRD90440 HSRD90441 HSRD90442 HSRD90443 HSRD90444 HSRD90445 HSRD90446 HSRD90447 HSRD90448 HSRD90449 HSRD90450 HSRD90451 HSRD90452

HSRD90453 HSRD90454 HSRD90455 HSRD90456 HSRD90457 HSRD90458 HSRD90459 HSRD90460 HSRD90461 HSRD90462 HSRD90463 HSRD90464 HSRD90465 HSRD90466 HSRD90467 HSRD90468 HSRD90469 HSRD90470 HSRD90471 HSRD90472 HSRD90473 HSRD90474 HSRD90475

1/4" 1/4"

5/16" 5/16"

Round Adjustable Dies

– – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – –

3/8" 3/8"

7/16" 7/16"

B

1/2" 1/2"

– – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – –

9/16" 9/16"

5/8" 5/8"

11/16" 11/16"

3/4" 3/4" 7/8" 7/8"

– – – – – – – – – – – – – – – – –

HSRD90484 HSRD90485 HSRD90486 HSRD90487 HSRD90488 HSRD90489 HSRD90490 HSRD90491 HSRD90492 HSRD90493 HSRD90494 HSRD90495 HSRD90496 HSRD90497 HSRD90498

1" 1" 1"

– – – – – – – – – – –

HSRD90476 HSRD90477 HSRD90478 HSRD90479 HSRD90480 HSRD90481 HSRD90482 HSRD90483

1-1/8"

1-1/8" 1-1/4" 1-1/4" 1-3/8" 1-3/8" 1-1/2" 1-1/2" 1-3/4" 1-3/4"

4-1/2

2" 2"

NPT SIZES

HSRD90499 HSRD90500

–

– –

– – – – – – –

1/16"

HSRD90501 HSRD90502 HSRD90503

1/8" 1/4" 3/8" 1/2" 3/4"

HSRD90504 HSRD90505 HSRD90506 HSRD90507

– – – – – –

11-1/2 11-1/2 11-1/2 11-1/2

– – – –

HSRD90508

1"

HSRD90509 HSRD90510

1-1/4" 1-1/2"

HSRD90511 HSRD90512

–

2"

Note: Stock numbers have been changed from previous publication

1 per pack

B-22